openstack
/
nova
Code Issues Proposed changes

Merge "Clean up cpu_shared_set config docs"

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Zuul 2018-12-06 11:28:52 +00:00 committed by Gerrit Code Review
parent 363415a8a8 3e14c9557b
commit 66a030528f
2 changed files with 6 additions and 5 deletions
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6
doc/source/user/flavors.rst
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@ -561,9 +561,9 @@ Emulator threads policy
- ``share``: (default) The emulator threads float across the pCPUs
associated to the guest. To place a workload's emulator threads on
a set of isolated physical CPUs, set ``share``` and
``[compute]/cpu_shared_set`` configuration option to the set of
host CPUs that should be used for best-effort CPU resources.
a set of isolated physical CPUs, set ``share`` and the
:oslo.config:option:`compute.cpu_shared_set` configuration option to the
set of host CPUs that should be used for best-effort CPU resources.
- ``isolate``: The emulator threads are isolated on a single pCPU.

5
nova/conf/compute.py
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@ -677,9 +677,10 @@ Defines which physical CPUs (pCPUs) will be used for best-effort guest vCPU
resources.
Currently only used by libvirt driver to place guest emulator threads when
hw:emulator_threads_policy:share.
the flavor extra spec is set to ``hw:emulator_threads_policy=share``.
For example::
::
cpu_shared_set = "4-12,^8,15"
"""),
cfg.BoolOpt('live_migration_wait_for_vif_plug',